Energy saving light



FIG. 1 is a perspective view of an energy saving light showing my new design;

FIG. 2 is a right side elevational view thereof (the left side elevational view, the top plan view and bottom plan view being mirror images thereof);

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is an exploded view thereof.

The portion shown in broken lines in FIG. 5 is included for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an energy saving light, as shown and described. 